Unlike in lots of other countries, there's technically no such point as a "sworn translator" in britain or the United States. A sworn translation in the provision is required by the united kingdom of an affidavit, where linguists themselves must visit a solicitor and swear an oath that they are experienced and that the translation will be honest and accurate professionally.

When translating official paperwork, translators must not "correct" certificates, even if you can find "obvious" spelling mistakes. Translators can only just transfer what’s there on the initial document. If the certificate is inaccurate in